Buggy code:
public { } public short getShort ( ResultSet rs , int column ) throws SQLException { } public String getString ( ResultSet rs , int column ) throws SQLException { } public Time getTime ( ResultSet rs , int column , Calendar cal ) throws SQLException { } public Timestamp getTimestamp ( ResultSet rs , int column , Calendar cal ) throws SQLException { } public void setArray ( PreparedStatement stmnt , int idx , Array val , Column col ) throws SQLException { } public void setAsciiStream ( PreparedStatement stmnt , int idx , InputStream val , int length , Column col ) throws SQLException { } public void setBigDecimal ( PreparedStatement stmnt , int idx , BigDecimal val , Column col ) throws SQLException { } public void setBigInteger ( PreparedStatement stmnt , int idx , BigInteger val , Column col ) throws SQLException { } public void setBinaryStream ( PreparedStatement stmnt , int idx , InputStream val , int length , Column col ) throws SQLException { } public void setBlob ( PreparedStatement stmnt , int idx , Blob val , Column col ) throws SQLException { } public void setBlobObject ( PreparedStatement stmnt , int idx , Object val , Column col , JDBCStore store ) throws SQLException { } public void setBoolean ( PreparedStatement stmnt , int idx , boolean val , Column col ) throws SQLException { } public void setByte ( PreparedStatement stmnt , int idx , byte val , Column col ) throws SQLException { } public void setBytes ( PreparedStatement stmnt , int idx , byte [ ] val , Column col ) throws SQLException { } public void setChar ( PreparedStatement stmnt , int idx , char val , Column col ) throws SQLException { } public void setCharacterStream ( PreparedStatement stmnt , int idx , Reader val , int length , Column col ) throws SQLException { } public void setClob ( PreparedStatement stmnt , int idx , Clob val , Column col ) throws SQLException { } public void setClobString ( PreparedStatement stmnt , int idx , String val , Column col ) throws SQLException { } public void setDate ( PreparedStatement stmnt , int idx , java . util . Date val , Column col ) throws SQLException { } public void setDate ( PreparedStatement stmnt , int idx , Date val , Calendar cal , Column col ) throws SQLException { } public void setCalendar ( PreparedStatement stmnt , int idx , Calendar val , Column col ) throws SQLException { } public void setDouble ( PreparedStatement stmnt , int idx , double val , Column col ) throws SQLException { } public void setFloat ( PreparedStatement stmnt , int idx , float val , Column col ) throws SQLException { } public void setInt ( PreparedStatement stmnt , int idx , int val , Column col ) throws SQLException { } public void setLong ( PreparedStatement stmnt , int idx , long val , Column col ) throws SQLException { } public void setLocale ( PreparedStatement stmnt , int idx , Locale val , Column col ) throws SQLException { } public void setNull ( PreparedStatement stmnt , int idx , int colType , Column col ) throws SQLException { } public void setNumber ( PreparedStatement stmnt , int idx , Number num , Column col ) throws SQLException { } public void setObject ( PreparedStatement stmnt , int idx , Object val , int colType , Column col ) throws SQLException { } public void setRef ( PreparedStatement stmnt , int idx , Ref val , Column col ) throws SQLException { } public void setShort ( PreparedStatement stmnt , int idx , short val , Column col ) throws SQLException { } public void setString ( PreparedStatement stmnt , int idx , String val , Column col ) throws SQLException { } public void setTime ( PreparedStatement stmnt , int idx , Time val , Calendar cal , Column col ) throws SQLException { } public void setTimestamp ( PreparedStatement stmnt , int idx , Timestamp val , Calendar cal , Column col ) throws SQLException { } public void setTyped ( PreparedStatement stmnt , int idx , Object val , Column col , int type , JDBCStore store ) throws SQLException { } public void setUnknown ( PreparedStatement stmnt , int idx , Object val , Column col ) throws SQLException { } public byte [ ] serialize ( Object val , JDBCStore store ) throws SQLException { } public void putBytes ( Object blob , byte [ ] data ) throws SQLException { } public void putString ( Object clob , String data ) throws SQLException { } public void putChars ( Object clob , char [ ] data ) throws SQLException { } private static Object invokePutLobMethod ( Method method , Object target , Object [ ] args ) throws SQLException { } protected void storageWarning ( Object orig , Object converted ) { } public int getJDBCType ( int metaTypeCode , boolean lob ) { } public int getPreferredType ( int type ) { } public String getTypeName ( Column col ) { } public String getTypeName ( int type ) { } protected String appendSize ( Column col , String typeName ) { } public void setJoinSyntax ( String syntax ) { } public String getPlaceholderValueString ( Column col ) { } public SQLBuffer toSelectCount ( Select sel ) { } public SQLBuffer toDelete ( ClassMapping mapping , Select sel , Object [ ] params ) { } public SQLBuffer toUpdate ( ClassMapping mapping , Select sel , JDBCStore store , Object [ ] params , Map updates ) { } protected SQLBuffer toBulkOperation ( ClassMapping mapping , Select sel , JDBCStore store , Object [ ] params , Map updateParams ) { } protected void appendUpdates ( Select sel , JDBCStore store , SQLBuffer sql , Object [ ] params , Map updateParams , boolean allowAlias ) { } public String [ ] getDeleteTableContentsSQL ( Table [ ] tables ) { } public SQLBuffer toSelect ( Select sel , boolean forUpdate , JDBCFetchConfiguration fetch ) { } protected SQLBuffer getFrom ( Select sel , boolean forUpdate ) { } protected SQLBuffer getFromSelect ( Select sel , boolean forUpdate ) { } protected SQLBuffer getWhere ( Select sel , boolean forUpdate ) { } public SQLBuffer toTraditionalJoin ( Join join ) { } public SQLBuffer toSQL92Join ( Join join , boolean forUpdate , boolean first ) { } public SQLBuffer toNativeJoin ( Join join ) { } public boolean canOuterJoin ( int syntax , ForeignKey fk ) { } public SQLBuffer toSelect ( SQLBuffer selects , JDBCFetchConfiguration fetch , SQLBuffer from , SQLBuffer where , SQLBuffer group , SQLBuffer having , SQLBuffer order , boolean distinct , boolean forUpdate , long start , long end ) { } protected String getForUpdateClause ( JDBCFetchConfiguration fetch , boolean forUpdate ) { <START_BUG> if ( ( fetch . getIsolationLevel ( ) ) != ( - 1 ) ) <END_BUG>

Fix:
if ( ( fetch != null ) && ( ( fetch . getIsolationLevel ( ) ) != ( - 1 ) ) )